Elevator recall typically generates analarm signal, but under specific circumstances, theAHJ may approve the use of a supervisory signalinstead.
NFPA 72 (2022), Section 21.3.3.3 (Exception):
“Where permitted by the AHJ, activation of elevator recall initiating devices shall be permitted to result in a supervisory signal.”
This allows flexibilitywith AHJ approval, not at the discretion of designers or owners.
Correct answer: A. Where approved by the authority having jurisdiction
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